She is currently enjoying a sun-soaked trip to the UAE with boyfriend Thom Evans. And  appeared to be well and truly living her best life on Tuesday afternoon, as she shared a clip of herself enjoying a cocktail on the beach. The Pussycat Dolls star, 43, looked typically sensational in a tiny green bikini, which highlighted her lithe waist and more than ample assets.  Cheers! Nicole Scherzinger appeared to be well and truly living her best life on Tuesday afternoon, as…